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Conferences > CLEO_QELS > 2013 > QF2A > QF2A.6

Radiation Pattern of Plasmonic Yagi-Uda Antennas in a Homogeneous Medium Realized by Liquid-Immersion Method

Takafumi Sugita, Satoshi Maeda, Holger F. Hofmann, and Yutaka Kadoya

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Abstract

The radiation pattern of plasmon-based optical Yagi-Uda antenna was measured in a quasi-homogeneous medium realized by immersing the antenna in a liquid. The directional gain of the 5-element antenna was found to be about 3.7, consistently with the theoretical prediction.

© 2013 Optical Society of America

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